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Desktop VHF Transceiver
Desktop HF/VHF Transceiver
Mobile VHF/UHF Transceiver

General

HAM bands 2m  160m  80m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  2m  10m  2m  70cm 
Freq. stability ? ? +/- 10 p.p.m.
Tuning steps 5 / 1 / 0.1 kHz ? 5 / 10 / 12.5 / 15 / 20 / 25 / 30 / 50 / 100 and 200 kHz

Receiver

RX-range 144-146 MHz 10-160 m + WARC / 50-54 / 144-146 MHz 118-174 / 440-450 MHz
Modulations FM   CW   SSB   AM   FM   CW   SSB   AM   FM  
Sensitivity SSB/CW: Better than 0.5 µV (10 dB S+N/N)
FM: Better than 0.6 µV for 20 dB noise quieting
? Less than 0.18 µV for 12dB SINAD (144/430 bands only)
Selectivity SSB/CW: 2.4 kHz (-6 dB), 4.8 kHz (-60 dB)
FM: 15 kHz (-6 dB), 30 kHz (-60 dB)
? 12 kHz (-6 dB), 30 kHz (-60 dB)
Filters ? ? ?
Receiver system ? ? Double conversion superheterodyne
IF-freqs. ? ? 1st: 46.05 MHz
2nd: 450 kHz
Image rejection More than 60 dB ? Better than 60 dB
Audio output ? ? 2 W at 10%

Transmitter

TX-range 144-146 MHz 10-160 m + WARC / 50-54 / 144-146 MHz 144-148 / 440-450 MHz (Asia)
Modulations FM   CW   SSB   AM   FM   CW   SSB   FM  
RF-output 1-10 W 100/100/100 W High: 50 / 55 W, Medium: 15 / 15 W, Low: 5 / 5 W

Connections

Antenna SO-239 - SO-239
Impedance 50 Ω 50 Ω 50 Ω
Other - - -

Electrical

Power req. 13.8V DC or mains 13.8V DC 13.8 V DC +/-15%
Current RX Max 0.6 A ? 0.8 A
TX Max 2.3 A ? 12 A max

Physical

Manufactured Between 1980 and 198x in Japan Between 1998 and 2002 in Japan Between 2003 and 200x
Dimensions 241 × 111 × 264 mm
(9.49 × 4.37 × 10.39 in)
? 141 × 40 × 185 mm
(5.55 × 1.57 × 7.28 in)
Weight 5.00 kg (11.0 lbs) ? 1.20 kg (2.6 lbs)
Form factor Base Station Base Station Mobile

Other features

Memories 3 channels in 1 bank(s) ? 500 channels in 1 bank(s)
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? ? CTCSS & DTMF. Multi color display.
Accessories ? ? ?
MPN ICOM-IC-000251E ICOM-IC-000746 ICOM-IC-000208H